Tower & ground Mc Allen
| ATIS | 128.5 |
|---|---|
| Ground | 121.8 |
| Tower | 118.5 |
| CTAF | 118.5 |
| UNICOM | 122.95 |
| Flight service | 122.2 |
| Emergency | 121.5 |
Approach & departure Valley
| App/Dep | 126.55 |
|---|
By procedure & sector (3 more)
| 243.0 | EMERG |
|---|---|
| 256.9 | LCL/P |
| 377.2 | APCH/P DEP/P |
Frequencies from FAA NASR. For planning and education only; always verify against official sources.